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3493-AS-784-1 — RETAINER,TRANSMITTER WINDOW

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3493-AS-784-1: RETAINER,TRANSMITTER WINDOW.

The RETAINER,TRANSMITTER WINDOW is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY AND RUBBER SYNTHETIC, overall_width: 3.348 INCHES NOMINAL IN, overall_height: 0.297 INCHES NOMINAL IN, overall_length: 4.000 INCHES NOMINAL IN, special_features: RETAINER HAS SIX (0.170 TO 0.176 INCH DIAMETER) THRU HOLES FOR MOUNTING PURPOSES IN, surface_treatment: ANODIZE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-526-9135, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
3493-AS-784-1
NSN: 5340-01-526-9135
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY AND RUBBER SYNTHETIC
overall_width3.348 INCHES NOMINAL IN
overall_height0.297 INCHES NOMINAL IN
overall_length4.000 INCHES NOMINAL IN
special_featuresRETAINER HAS SIX (0.170 TO 0.176 INCH DIAMETER) THRU HOLES FOR MOUNTING PURPOSES IN
surface_treatmentANODIZE
NSN5340-01-526-9135
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3493-AS-784-1 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE TREATMENT: ANODIZE
•
MATERIAL: ALUMINUM ALLOY AND RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.297 INCHES NOMINAL IN
OVERALL LENGTH4.000 INCHES NOMINAL IN
OVERALL WIDTH3.348 INCHES NOMINAL IN
SPECIAL FEATURESRETAINER HAS SIX (0.170 TO 0.176 INCH DIAMETER) THRU HOLES FOR MOUNTING PURPOSES IN
SURFACE TREATMENTANODIZE
MATERIALALUMINUM ALLOY AND RUBBER SYNTHETIC
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3493-AS-784-1?
3493-AS-784-1 is a RETAINER,TRANSMITTER WINDOW.
What is the NSN for 3493-AS-784-1?
3493-AS-784-1 is cataloged in the U.S. Government catalog under NSN 5340-01-526-9135. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.